Add method to return title without item type.

sourcing/model.py

@@ -353,15 +353,19 @@ class SourceDoc(Item):
         result = s[:length - len(end)].rsplit(' ', 1)[0]
         return result + end
 
-    def title(self, titles=None):
+    def raw_title(self):
+        return self.title(with_type=False)
+
+    def title(self, titles=None, with_type=True):
+        start = self.type + ': ' if with_type else ''
         titles = XanaLink.get_all_titles()
         from_link = self.title_from_link(titles=titles)
         if from_link:
-            return self.type + ': ' + from_link
+            return start + from_link
         first_line = first_non_empty_line(self.text)
         if first_line:
-            return self.type + ': ' + first_line
-        return self.type + ': ' + self.hashid
+            return start + first_line
+        return start + self.hashid
 
 
 configure_mappers()